25229955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 43075584

約数和(自身を除く): 17845629

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 489, 607, 815, 1821, 2445, 2771, 3035, 8313, 9105, 10319, 13855, 30957, 41565, 51595, 98941, 154785, 296823, 494705, 1484115, 1681997, 5045991, 8409985, 25229955]

約数ペア:

[(1, 25229955), (3, 8409985), (5, 5045991), (15, 1681997), (17, 1484115), (51, 494705), (85, 296823), (163, 154785), (255, 98941), (489, 51595), (607, 41565), (815, 30957), (1821, 13855), (2445, 10319), (2771, 9105), (3035, 8313)]